5.15. Using the following route information, open order information, and MRP planned orders, calculate the load on the work center.

Routing: Part 123: Setup time = 2 standard hours Run time per piece = 3 standard hours per piece Part 456: Setup time = 3 standard hours Run time per piece = 1 standard hour per piece Open Orders for parts Week 1 2 3 123 12 8 5 456 15 5 5 Planned Orders for parts 1 2 3 0 5 10 0 10 15